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<table width="100%" summary="page for Duncan"><tr><td>Duncan</td><td align="right">R Documentation</td></tr></table>

<h2>Duncan's Occupational Prestige Data</h2>

<h3>Description</h3>


<p>The <code>Duncan</code> data frame has 45 rows and 4 columns.
Data on the prestige and other characteristics of 45 U. S. occupations in 1950.
</p>


<h3>Usage</h3>

<pre>
Duncan
</pre>


<h3>Format</h3>


<p>This data frame contains the following columns:
</p>

<dl>
<dt>type</dt><dd><p> Type of occupation.
A factor with the following levels:
<code>prof</code>, professional and managerial;
<code>wc</code>, white-collar;
<code>bc</code>, blue-collar.
</p>
</dd>
<dt>income</dt><dd>
<p>Percent of males in occupation earning $3500 or more in 1950.
</p>
</dd>
<dt>education</dt><dd>
<p>Percent of males in occupation in 1950 who were high-school graduates.
</p>
</dd>
<dt>prestige</dt><dd>
<p>Percent of raters in NORC study rating occupation as excellent or good in prestige.
</p>
</dd>
</dl>



<h3>Source</h3>


<p>Duncan, O. D. (1961) 
A socioeconomic index for all occupations.
In Reiss, A. J., Jr. (Ed.)
<EM>Occupations and Social Status.</EM> Free Press 
[Table VI-1].
</p>


<h3>References</h3>


<p>Fox, J. (2008)
<EM>Applied Regression Analysis and Generalized Linear Models</EM>,
Second Edition. Sage.  
</p>
<p>Fox, J. and Weisberg, S. (2011) 
<EM>An R Companion to Applied Regression</EM>, Second Edition, Sage.
</p>


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